PHP error happened

Technical information
Error type256
Error descriptionSmarty error: the $compile_dir 'templates_c' does not exist, or is not a directory.
URLwww.dynacore.ca/site/customer_area/login.php?
Error file/home/dynacore/public_html/site/customer_area/libs/Smarty.class5.php
Error line1095
SQL query